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To propose a configuration of a peripheral seal part which is effective in improving the design property in addition to the improvement in waterproof function by a sealant.SOLUTION: Disclosed is a dimming sheet having a dimming layer consisting of a liquid crystal composition in which degradation due to contact with moisture, acid, ultraviolet rays, etc. is likely to occur at the edge of a sheet where the dimming layer is sandwiched. A seal part formed by applying a sealant is arranged so as to cover the exposed side surface of a laminated structure. The seal part is a thermosetting or radiation-curable resin and has a water vapor transmission rate of equal to or less than 100 g/m2-24h.SELECTED DRAWING: Figure 1
【課題】シール剤による防水機能の向上に加えて、意匠性を向上させる上でも有効な周縁シール部の構成を提案する。【解決手段】調光層が挟持されたシート端部で水分,酸,紫外線などに触れることに伴う劣化が生じ易い液晶組成物からなる調光層を有する調光シートにおいて、積層構造が露出した側面を覆うようにシール剤が塗布形成されてなるシール部を配置する。シール部は熱硬化型あるいは放射線硬化型の樹脂であり、100g/m2・24h以下の水蒸気透過率を有する。【選択図】図1
To propose a configuration of a peripheral seal part which is effective in improving the design property in addition to the improvement in waterproof function by a sealant.SOLUTION: Disclosed is a dimming sheet having a dimming layer consisting of a liquid crystal composition in which degradation due to contact with moisture, acid, ultraviolet rays, etc. is likely to occur at the edge of a sheet where the dimming layer is sandwiched. A seal part formed by applying a sealant is arranged so as to cover the exposed side surface of a laminated structure. The seal part is a thermosetting or radiation-curable resin and has a water vapor transmission rate of equal to or less than 100 g/m2-24h.SELECTED DRAWING: Figure 1
【課題】シール剤による防水機能の向上に加えて、意匠性を向上させる上でも有効な周縁シール部の構成を提案する。【解決手段】調光層が挟持されたシート端部で水分,酸,紫外線などに触れることに伴う劣化が生じ易い液晶組成物からなる調光層を有する調光シートにおいて、積層構造が露出した側面を覆うようにシール剤が塗布形成されてなるシール部を配置する。シール部は熱硬化型あるいは放射線硬化型の樹脂であり、100g/m2・24h以下の水蒸気透過率を有する。【選択図】図1
DIMMING SHEET
調光シート
KANEDA REIJI (author)
2020-10-15
Patent
Electronic Resource
Japanese
IPC:
G02F
DEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH IS MODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THE DEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY, COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g. SWITCHING,...
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Vorrichtungen oder Anordnungen, deren optische Arbeitsweise durch Änderung der optischen Eigenschaften des Mediums der Vorrichtungen oder Anordnungen geändert wird zum Steuern der Intensität, Farbe, Phase, Polarisation oder der Richtung von...
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E06B
Feste oder bewegliche Abschlüsse für Öffnungen in Bauwerken, Fahrzeugen, Zäunen oder ähnlichen Einfriedungen allgemein, z.B. Türen, Fenster, Läden, Tore
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FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES, OR LIKE ENCLOSURES, IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
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